NY_Rob
Well-Known Member
- First Name
- Rob
- Joined
- Feb 9, 2022
- Threads
- 18
- Messages
- 3,731
- Reaction score
- 5,184
- Location
- long island
- Vehicles
- 2021 Model 3 LR AWD, 2017 BMW i3 REX, 2023 R1T
- Occupation
- IT
Understood, and I agree that eventually the SD cards wear out, but this particular SD card (Samsung Pro Endurance) has very little "mileage" on it...Flash devices will definitely slow down with repeated use. The flash memory is continuously written to every time you drive..... over and over. The device controllers of many better flash cards will replace worn areas of memory with reserve areas of memory, but by the time this starts to happen the card is on its way out. I have seen this with looping ECG recorders I helped design and build. I have also had this happen to many SD cards in my video recorders over the years. You are tempting fate, as you may not get a video when you really need it.
Also, not all flash memory is the same. Don't expect an SD card to have the same number of write cycles as a quality SSD.
It was in my Model Y which had one year/2,500miles on it when I sold that vehicle, then it went in to my R1T which I have had for 13 months which now has 2,600 miles on it. I have GG off at home, and only use Drive Cam.
In the end, this SD card only has 5K "miles" on it, not a lot of use. I think it was just a Rivian error, not a card issue. I have read that an infotainment reboot in many cases fixes the "device too slow" error on device that previously worked. I was going to do that, but when I found the text file with the "very slow" on it I decided to try to fix it issue that way vs an infotainment reboot.
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